Audi DTC P1130 – Long Term Fuel Trim multiplier, Bank2 System too Lean
DTC P1130 meaning on Audi
The Diagnostic Trouble Code (DTC) P1130 on an Audi indicates that the Long Term Fuel Trim multiplier for Bank 2 is reporting a lean condition. The Long Term Fuel Trim is a parameter that the engine control module (ECM) uses to adjust the air-fuel mixture to maintain proper combustion. A lean condition means that there is too much air or too little fuel in the mixture, which can lead to drivability issues and potential damage to the engine if not addressed.
Audi DTC P1130 symptoms
Symptoms of DTC P1130 on an Audi may include:
- Check Engine Light (MIL) illuminated
- Rough idle
- Decreased fuel efficiency
- Engine hesitation or misfire
- Reduced engine performance
Audi DTC P1130 causes
Common causes of DTC P1130 on an Audi include:
- Vacuum leaks
- Faulty oxygen sensor
- Fuel system issues
- Intake air leaks
- Exhaust system leaks
Audi DTC P1130 seriousness
While DTC P1130 may not always result in immediate drivability issues, it is important to address this code promptly to prevent potential damage to the engine and ensure optimal performance and fuel efficiency of the vehicle.
How to diagnose DTC P1130 on Audi
To diagnose DTC P1130 on an Audi, a mechanic may perform the following steps:
- Use a diagnostic scan tool to retrieve the fault code and freeze frame data
- Inspect for any visible signs of vacuum leaks or damaged components
- Check the oxygen sensor readings and monitor fuel trims
- Perform a smoke test to detect any leaks in the intake or exhaust system
How to fix DTC P1130 on Audi
To fix DTC P1130 on an Audi, the following steps may be taken:
- Repair any vacuum leaks or damaged components
- Replace the faulty oxygen sensor if necessary
- Clean or replace fuel system components as needed
- Address any intake or exhaust system leaks
How to erase DTC P1130 on Audi
After addressing the underlying issue causing DTC P1130 on an Audi, the fault code can be cleared using a diagnostic scan tool. Once the repair is completed, the ECM will need to be reset to erase the code and turn off the Check Engine Light.
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